CVE-2022-43634

Published Mar 29, 2023 CVSS 3.1 · 9.8 Critical EPSS 19.1% KEV · Not listed
Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the dsi_writeinit function. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-17646.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3426-1 netatalk security update
Debian DSA Debian DSA DSA-5503-1 netatalk security update
EUVD EUVD EUVD-2022-46630 This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the dsi_writeinit function. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-17646.
Ubuntu USN Ubuntu USN USN-6146-1 Netatalk vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
zdi
Published
Updated
Feb 12, 2025, 5:42 PM
Reserved
Oct 21, 2022, 12:00 AM
Status
Modified
Published
Mar 29, 2023, 7:15 PM
Modified
Jun 17, 2026, 5:06 AM